Model Predictive Control of Duplex Inlet and Outlet Ball Mill System Based on Parameter Adaptive Particle Swarm Optimization

Table 3

Main technical parameters of mill.

Parameters	Value
Mill outlet temperature/°C	60~80
Specifications for steel balls/mm	20/15/10/5
Various steel ball proportion/%	20/30/30/20
Mill speed/(r ∙ min^−1)	20
Milling capacity/(t ∙ h^−1)	5
Fineness of pulverized coal R90/%	10
Rated current/A	14.2
Power rating/kW	16